It is awesome! When I thought that Sam was actually the one begging Dean to kill him, my heart was absolutely breaking. Even now that I know what was really going on, my heart still breaks for Dean. Dean!

AND YES, IT MAKES TOTAL SENSE. IT SHOULD HAVE HAPPENED. IT WOULD HAVE BEEN SO BEAUTIFULLY TWISTED.

Pfft, the conjugation is good enough to exorcise demons. THAT IS ALL THAT MATTERS.